Finding the Fourth Proportional to 1,098,183.99, 1,515,525.57 and 614,746.26
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Solution
The fourth proportional to 1,098,183.99, 1,515,525.57 and 614,746.26 is: 848,367.56
Step by Step Solution
- Step 1: Write the proportion equation
1,098,183.99 : 1,515,525.57 = 614,746.26 : x - Step 2: Convert to fraction form
1,098,183.99/1,515,525.57 = 614,746.26/x - Step 3: Cross multiply
1,098,183.99x = 1,515,525.57 × 614,746.26 - Step 4: Simplify right side
1,098,183.99x = 931,663,676,091.87 - Step 5: Solve for x
x = 931,663,676,091.87/1,098,183.99 - Step 6: Final answer
x = 848,367.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.